ニデック株式会社ロゴ
Power transmission inquiry

GRAESSNER (Right angle gear box)

EVO GEAR

Company：NIDEC DRIVE TECHNOLOGY CORPORATION

EVO GEAR
Precision right-angle reducer for servo motor
Manufactured by Germany Nidec Graessner Features: right-angle shaft, thin and compact, high output, high rigidity, rich variation

Product's data

Basic information

Size
EG55,EG75,EG90,EG115
Reduction ratio
3 / 4 / 5 / 6 / 8 / 10 / 12 / 15 / 16 / 20 / 25 / 28 / 35 / 40 / 50 / 70 / 100　Reduction ratio 3-15: single, reduction ratio 16-100: double (with planetary gear reducer)
Nominal output torque
25 ～ 1300Nm
Maximum output torque　＊1
38 ～ 1850Nm
Emergency stop torque　＊2
50 ～ 2750Nm
Nominal input speed
1820 ～ 3800rpm
Maximum input speed
4000 ～ 8000rpm
Backlash (Output with solid shaft [L], output with hollow shaft [LSV] ） ＊3
EG55/EG75: 5 arc-min or less, EG90/EG115: 4 arc-min or less
Backlash（Planetary gear and solid shaft at the output PLS & PLT） ＊3
EG55: 5 arc-min or less, EG75-EG115: 4 arc-min or less
Allowable radial load ＊4
3300 ～ 40000N
Allowable axial load ＊4
1650 ～ 30000N
Torsional rigidity　＊5
2.1～430Nm / arcmin
Mounting direction
All direction
Output shaft form
Solid shaft , hollow shaft
＊1
At max.1000 cycles per hour, please consider reducing factor in the other cases.
＊2
Max.1000 times during the service life of the gearbox
＊3
At the output, at 2% load or max. 10Nm
＊4
Resulting force centre of output shaft at output speed 400 min-1
＊5
At rated torque without coupling
Size
EG55,EG75,EG90,EG115
Reduction ratio
3 / 4 / 5 / 6 / 8 / 10 / 12 / 15 / 16 / 20 / 25 / 28 / 35 / 40 / 50 / 70 / 100　Reduction ratio 3-15: single, reduction ratio 16-100: double (with planetary gear reducer)
Nominal output torque
25 ～ 1300Nm
Maximum output torque　＊1
38 ～ 1850Nm
Emergency stop torque　＊2
50 ～ 2750Nm
Nominal input speed
1820 ～ 3800rpm
Maximum input speed
4000 ～ 8000rpm
Backlash (Output with solid shaft [L], output with hollow shaft [LSV] ） ＊3
EG55/EG75: 5 arc-min or less, EG90/EG115: 4 arc-min or less
Backlash（Planetary gear and solid shaft at the output PLS & PLT） ＊3
EG55: 5 arc-min or less, EG75-EG115: 4 arc-min or less
Allowable radial load ＊4
3300 ～ 40000N
Allowable axial load ＊4
1650 ～ 30000N
Torsional rigidity　＊5
2.1～430Nm / arcmin
Mounting direction
All direction
Output shaft form
Solid shaft , hollow shaft
＊1
At max.1000 cycles per hour, please consider reducing factor in the other cases.
＊2
Max.1000 times during the service life of the gearbox
＊3
At the output, at 2% load or max. 10Nm
＊4
Resulting force centre of output shaft at output speed 400 min-1
＊5
At rated torque without coupling

Download

GRAESSNER_Digest_71100

OPERATION MANUAL EVO GEAR JPN 348-23-030

Power transmission